Floating piston respirating pump

Details Floating piston respirating pump Floating piston respirating pump

1978-05-01

1980-02-12

Little, Willis

Surgery

Respiratory method or device

734215R, G01N 122, A61B 502

Patent

active

041878361

ABSTRACT:
Device for sampling air in proportion to respiration, particularly the collection of air pollutants in proportion to the actual respiration of the wearer. The pump is supported adjacent the thoracic cavity by means of a harness and is activated by the expansion and contraction of the thoracic cavity during respiration, so as to draw air through an air sampling monitor.

REFERENCES:
patent: 3097639 (1963-07-01), Streimer
patent: 3410059 (1968-11-01), Garnier
patent: 3483861 (1969-12-01), Tiep
patent: 3802250 (1974-04-01), Garnier
patent: 3956940 (1976-05-01), Guild

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